58. The additional process of arranging the fibers in a parallel fashion in ring spinning is known as _________. a. Carding b. combing c. doubling d. roving

59. When two or more ply yarns are twisted together, they are designated as _________ yarns. a. Single yarn b. cabled yarns c. chenille yarns d. loop yarns 60. The number of warp yarns and weft yarns in a square inch of fabric is known as__________. a. Yarn count b. gsm c. thickness d. fabric count 61. On the loom the plain weave requires only_______ harnesses. a. Two b. four c. one d. three

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Mazharul Islam Kiron is a textile consultant and researcher on online business promotion. He is working with one European textile machinery company as a country agent. He is also a contributor of Wikipedia.